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Theorem aligndown-is-zero

n ≠ 0 ⊦ align↓(m, n) = 0 ↔ m < n

Type: A user defined theorem
Validity: The proof is valid.
Features: s,
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 7
Used lemmas: aligndown-def,
Used spec theorems:
- nat/le-addex
- nat-div/rec
Used simplifier rules: